3.827 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.040 * * * [progress]: [2/2] Setting up program.
0.043 * [progress]: [Phase 2 of 3] Improving.
0.043 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (+ (* x1 x2) (+ y1 y2)))
0.045 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.046 * * [simplify]: iteration  1 :  20  enodes  (cost  4 )
0.047 * * [simplify]: iteration  2 :  22  enodes  (cost  4 )
0.048 * * [simplify]: iteration  3 :  22  enodes  (cost  4 )
0.048 * [simplify]: Simplified to:
   (sqrt (+ (* x1 x2) (+ y1 y2)))
0.048 * [progress]: [Phase 3 of 3] Extracting.
0.051 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (+ (* x1 x2) (+ y1 y2)))
0.052 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.052 * * [simplify]: iteration  1 :  11  enodes  (cost  4 )
0.052 * [simplify]: Simplified to:
   (sqrt (+ (* x1 x2) (+ y1 y2)))
1.428 * [regime-testing]: End program error score: 8.250031253906739